NC0046302_Permit Issuance_20070919

o�oF WATF�pG
7 Vk
September 19, 2007
Mr. Michael R. Amos
Town of Mayodan
210 W. Main Street
Mayodan, NC 27027
Michael F. Easley, Governor
State of North Carolina
William G. Ross, Jr., Secretary
Department of Environment and Natural Resources
Coleen H. Sullins, Director
Division of Water Quality
Subject: Issuance of NPDES Permit
Permit NCO046302
Mayodan Water Treatment Plant
Rockingham County
Dear Mr. Amos:
Division personnel have reviewed and approved your application for renewal of the subject
permit. Accordingly, we are forwarding the attached NPDES discharge permit. This permit is issued
pursuant to the requirements of North Carolina General Statute 143-215.1 and the Memorandum of
Agreement between North Carolina and the U.S. Environmental Protection Agency dated May 9, 1994
(or as subsequently amended).
The final permit includes no major changes from the draft permit sent to you on June 5,
2007.
If any parts, measurement frequencies or sampling requirements contained in this permit are
unacceptable to you, you have the right to an adjudicatory hearing upon written request within thirty
(30) days following receipt of this letter. This request must be in the form of a written petition,
conforming to Chapter 150B of the North Carolina General Statutes, and filed with the Office of
Administrative Hearings (6714 Mail Service Center, Raleigh, North Carolina 27699-6714). Unless
such demand is made, this decision shall be final and binding.
Please note that this permit is not transferable except after notice to the Division. The Division
may require modification or revocation and reissuance of the permit. This permit does not affect the
legal requirements to obtain other permits which may be required by the Division of Water Quality or
permits required by the Division of Land Resources, the Coastal Area Management Act or any other
Federal or Local governmental permit that may be required.
If you have any questions concerning this permit, please contact Ron Berry at telephone
number [phone], extension 531.
Si//n/ceer/'ell�y,
_(J&
9ty: Coleen H. Sullins
Cc: Winston-Salem Regional Office/Surface Water Protection Section
NPDES Files 3
Central Files
Division of Water Quality, Point Source Branch Telephone [phone] Caro ina
1617 Mail Service Center, Raleigh, North Carolina 27699-1617 FAX [phone] �rp�/
512 N. Salisbury Street, Raleigh, North Carolina 27604 On the Internet at http://h2o.enr..sm[e xrcy JYa y
An Equal Opponunity/AKrmatbe Action Employer

Permit NCO046302
STATE OF NORTH CAROLINA
DEPARTMENT OF ENVIRONMENT AND NATURAL RESOURCES
DIVISION OF WATER QUALITY
PERMIT
TO DISCHARGE WASTEWATER UNDER THE
NATIONAL POLLUTANT__ DISCHARGE ELIMINATION__SYSTEM
In compliance with the provision of North Carolina General Statute. 143-215.1, other lawful
standards and regulations promulgated and adopted by the North Carolina Environmental
Management Commission, and the Federal Water Pollution Control Act, as amended, the
Town of Mayodan
is hereby authorized to discharge wastewater from a facility located at the
Mayodan WTP
500 East Roach Street
Mayodan
Rockingham County
to receiving waters designated as an Unnamed Tributary to the Mayo River in the
Roanoke River Basin
in accordance with effluent limitations, monitoring requirements, and other
conditions set forth in Parts I, II, III and IV hereof.
This permit shall become effective November 1, 2007.
This permit and authorization to discharge shall expire at midnight on May 31, 2012.
Signed this day September 19, 2007.
�r.✓; Coleen- H. • Sullins, Director
Division of Water Quality
By Authority of the Environmental Management Commission

Permit NCO046302
SUPPLEMENT TO PERMIT COVER SHEET
All previous NPDES Permits issued to this facility, whether for operation or
discharge are hereby revoked. As of this permit issuance, any previously issued
permit bearing this number is no longer effective. Therefore, the exclusive authority
to operate and discharge from this facility arises under the permit conditions,
requirements, terms, and provisions included herein.
The Town of Mayodan is hereby authorized to:
1. Discharge decanted filter backwash and filter waste water from two alternately
utilized settling lagoons.
The facility is located in Mayodan at the Mayodan Water Treatment Facility at
500 East Roach Street in Rockingham County.
2. Discharge from said treatment works at the location specified on the attached
map into an Unnamed Tributary to the Mayo River, classified WS,IV CA waters in
the Roanoke River Basin.

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USGS QUAD: B19NW - Mayodan, NC
Latitude: 36°25'18" N Stream Class: WS-IV CA
Longitude: 79°58'04" W Subbasin: 030202
Receiving Stream: UT to Mayo River
Facility
Location
NCO046302-To" of Mayodan WrP
North I Rockingham County

Permit NCO046302
A. (1.) EFFLUENT LIMITATIONS AND MONITORING REQUIREMENTS — FINAL
During the period beginning on the effective date of this* permit and lasting
until expiration, the Permittee is authorized to discharge from outfall 001. Such
discharges shall be limited and monitored by the Permittee as specified below:
n2• wS. ) 1 if i <sH' aP i iC y- f:.:
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flow----- ..- ._ ------ -- -
------
- -- - -
- ------
--Weekly-----
Instantaneous-
_- --Effluent------
Total Suspended Solids
30.0 mg/L
45.0 mg/L
21Month
Grab
Effluent
Settleable Solids
0.1 mUL
0.2 ml/L
Weekly
Grab
Effluent
Turbidity'
tY
Weekly
Grab
Upstream &2
Downstream
.pHs
Weekly
Grab
Effluent
Iron
Weekly
Grab
Effluent
Total Residual Chlodne4
17 Ng/L
Weekly
Grab
Effluent
Footnotes:
1. The discharge shall not cause the turbidity of the receiving . water to exceed 50 NTU. If the
turbidity exceeds these levels due to natural background conditions, the discharge level cannot
cause any increase in the turbidity of the receiving water.
2. Upstream = at least 100 feet above the outfall; Downstream = at least 100 feet below the outfall.
3. The pH shall not be less than 6.0 SU or higher than 9.0 SU.
4. The TRC limit will become effective May 1, 2009. Monitoring is required beginning November 1,
2007.
All samples collected should be from a representative discharge event.
There shall be no . discharge of floating solids or visible foam in other than trace
amounts.

Mayodan WTP NCO046302 Rockingham County August 24, 2007
Raw water existing slow mix
chamber, note algae, low river
level/drought effect, pre -
chlorination being used
Receiving UT, outfall locate
just beyond top of picture
Dual settling ponds, one out of
service to have solids removed,
concrete vault on each pond
used to control pond discharge;
outfall in wooded area

0 F/ P0/ 2007 16: 45
13363422513
RvILLEREVIEW
PAGE 03/03
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AFFIDAVIT OF PUBLICATION
NORTH CAROLINA
ROCKINGHAm couNTY
Before the undersigned, a Notary public of Said
County and State, duly commissioned, qualified, and
duthdrized by law to administer oaths, personally appeared
Drama Armstrong, who being fist duly sworn; deposes
and - says. That she is an olricial of Media General of
Reidsville, Inc. engaged in the publication of a newspaper
known as The Reidsville Review, published, issued and
enteted as second class mail in the City of Reidsville, in
said !County and State; that she is authorized to make this
affidavit and sworn statement, that the notice or other legal
adver6sement, a true copy of which is attached hereto, was
published in The Reidsville Review on the following dates:
l a ao�7
and that the said newspaper in which such notice, paper
document, or legal advertisement was published was, at the
time of each and every such publication, a newspaper meet-
ing all of the requirements and qualifications of Section I-
597 of the General Statutes of North Carolina and was
qualiftbd newspaper within the meaning of Section I-597 of
the Geheral Statutes of North Carolina.
This
da o
Sworn to nd subscribed before me,
day of 0
010
PRY Notary NbliC
s t j r Eommission cxprires tla� =Z_day
t
PV,10.
is%%000,

Michael F. Easley, Governor
State of North Carolina
William G. Ross, Jr., Secretary
Department of Environment and Natural Resources
Coleen H. Sullins, Director
Division of Water Quality
June 28, 2007
MEMORANDUM
To: Lee Spencer
NC DENR / DEH / PWS/Regional Engineer
Winston-Salem Regional Office
From: Ron Berry
NPDES —East Program
Subject: Review of proposed renewal NPDES Permit NCO046302
Town of Mayodan Water Treatment Plant
Please indicate below your agency's position or viewpoint on the draft permit and return this form by July 20,
2007. If you have any questions on the draft permit, please contact me at telephone number [phone],
extension 531 or via e-mail at [e-mail].
RESPONSE: (Check one)
X Concur with the issuance of this permit provided the facility is operated and maintained properly, the stated
effluent limits are met prior to discharge, and the discharge does not contravene the designated water quality
standards.
Concurs with issuance of the above permit, provided the following conditions are met:
P >P g
Opposes the issuance of the above permit, based on reasons stated below, or attached:
Signed Ste. 4, Date:
1617 MAIL SERVICE CENTER, RALEIGH, NORTH CAROLINA 27699-1617 - TELEPHONE [phone]/FAX [phone]
VISIT US ON THE WEB AT http://h2o.enr.state.nc.us/NPDIES

Re: Missing Paperwork on Recently Submitted Review NPDES Perini...
' 1
14
Subject: Re: Missing Paperwork on Recently Submiited Review NPDES Permit NCO046302
From: Lee Spencer <[e-mail]>
Date: Tue, 03 Jul 2007 10:18:25 -0400
To: Ron Berry <[e-mail]>
CC: James McRight <[e-mail]>
Ron, Last week I copied a previous form, lined out inappropriate names, dates, etc., and inserted the
appropriate information. I mailed it to our central office on 6/26/07. I checked the first box on the
form. Lee
Lee G. Spencer, P.E.
Regional Engineer
Public Water Supply Section
NC DENR Winston-Salem Regional Office
585 Waughtown Street
Winston-Salem, NC 27107
Voice: [phone]
FAX: [phone]
On 6/28/2007 11:32 AM, Ron Berry wrote:
Mr. Spencer,
We just discovered that we had not included all the necessary paperwork in the Draft for NPDES
Permit N00046320, Town of Mayodan Water Treatment Plant. Per Charles Weaver
recommendation I am forwarding (see attachment) you an electronic copy of the DEH Response
Memorandum you will need to complete and return upon completion of your review. I am also
sending to your attention via mail a copy of the renewal application. You should have already have
received a copy of the permit draft.
If you have any questions let me know.
Ron Berry
Phone: [phone] x.531
Email: Ron.Berry(ancmail.net
Lee Spencer <Lee.Spencer(a,NCmail.net>
WSRO
NC DENR
1 of 1 7/5/2007 11:45 AM

CHECK LIST SUMMARY SHEET
Type Permit
.....................
NEW NE MODIFIED
Permit Number
NC00046302
Facility Name
Town of Ma odan
Basin Name
Roanoke
Subbasin Number
030202
Receiving Stream
UT to Mao River
'
Receiving Stream Classification
WS-IV, CA
Stream Impaired On 303 d List
YES No
Basin Report Status/Comments
No action for this plant
County
Rockingham
USGS Map Name
Ma odan, NC
Existing Expiration Date
31-Ma -07
New Expiration Date
31-Ma -12
Predicted Effective Date
1-Se -07
Application Review Comments
Requested flow schematic and clarification
Prepared Electronic Map
No
Established Data Folder
YEs NO
Checked DMR/Central Files
YEs No
Anv Concerns
Evaluate Iron from DMR data (RPA)
NO
Recommeded Guidelines
Conventional WTP
Does Permit Need Limits
TRC
17 pg/L MAX
Grab
Does Permit Need Limits
pH
6.0 MIN/9.0 MAX
Grab
Does Permit Need Limits
?
Does Permit Need Limits
?
Does Permit Need Limits
?
Does Permit Need Limits
?
Does Permit Need Toxicity Testing?
NO
Does Permit Have Special Conditions?
No
Does Permit Have Instream Monitorin ?
Turbidity U/D
NO
Formal Fact Sheet Completed:
na
Regional Office Contact:
Winston-Salem David Russell
RO Comments/Staff Report Received:
Completed Public Notice Ad in Database:
05-Jun-07 AFFIDAVIT:
29-Jul-07
Other Comments Received:
DEH
3-Jul-07
Other Comments Received:
?
BMIS Events Update Completed
Additional Comments:
18 months from the effective date to bring TRC in compliance. pH monitoting and limits added with
compliance set at effective date.
Evaluated Iron DMR data (RPA), maintain monitoring in renewal.
DEH cc draft
Permit Writer/Date
Ron Berry
6/20/2007

CALCULATED RPA FOR IRON FROM DMR DATA NCO046302
MAYODAN WTP
i io
PV =-8:82 IL-
Date: 6/22/2007 Ron Berry

Re: DENR Clarification On NPDES Application
Subject: Re: DENR Clarification On NPDES Application
From: "townofinayodanwtp" <[e-mail]>
Date: Mon, 18 Jun 2007 09:42:50 -0400
To: "Ron Berry" <[e-mail]>
Ron Berry,
Thankyou, Itemll should be 0.288 MGD
Mike Amos
----- Original Message ----- From: "Ron Berry" <[e-mail]>
To: "Michael Amos"<[e-mail]>
Sent: Friday, June 15, 2007 9:49 AM
Subject: DENR Clarification On NPDES Application
Mr. Amos,
You should have received a draft copy of the proposed permit. Just
the information listed in the permit renewal application on Item 11
rejected flow" you listed 6.2 MGD (6,2000,000 gallons per day). This
like the amount of water treated by your plant instead of the actual
being discharge to the permitted discharge. Please clarify and/or
correct number.
Your assistance is greatly appreciated.
Ron Berry
NPDES Group
Phone: [phone] x.531
Email: [e-mail]
to clarify
"Backwash or
sounds more
water flow
provide the
1 of 1 6/20/2007 10:36 AM

Raw water
Mayo
River
Flash Nix
Alum do
Sodium Hydroxide
Added.
A%=cation
Resins
Sedimentatra9n
sawfis
Astd owdia
Fits
Pre -Chlorine
Added
C7balwa//
Tank
Sodium Hydroxide,
Polyphosphate,
do Post Chlorine
added upstream of
this tank
Mayodan WTP
. Schematic
qk
6AGKw1 I`ot;df
MOM
A.iyo 1?;ver
H*r Lew
StaAw
Tank
Crinking
Water
UOM Oz
Drying
Not in Use
Idow 01
Currently
In Use
e .
Raw Water
ON

Mayodan Water Treatment Plant
Solids Handling Plan
NPDES NCO046302
Land Application # WQ0002672
Every 2-3 years solids from lagoon are pumped out & land applied.

FACT SHEET FOR EXPEDITED PERMIT RENEWALS
Basic Information to determine potential for expefed permit renewal
Reviewer/Date
Permit Number
/UL g/�d eL
Facilit Name
6d
Basin Name/Sub-basin number
1 0 30 Zv 2-
Receiving Stream
Viol Mdo Uc-"'
Stream Classification in Permit
tvS ^ Ch
Does permit need NH3 limits?
Does permit need TRC limits?
Does permit have toxicity testing?
Al
Does permit have Special Conditions?
& O
Does permit have instream monitoring?
YES
Is the stream impaired (on 303(d) list)?
iU v
Any obvious compliance concerns?
Any permit mods since lastpermit?
Existing expiration date
31a?
Reissued permit expiration date
3! Z6lL
New proposed a five date
renewal with no changes, or only minor changes such as TRC, NH3,
name/ownership changes). Include conventional WTPs in this group.
YES_ This is -a MORE COMPLEX EXPEDITED permit renewal (includes
Special Conditions (such as EAA, Wastewater Management Plan), 303(d)
listed, toxicity testing, instream monitoring, compliance concerns, phased
limits). Basin Coordinator to make case -by -case decision.
YES_ This permit CANNOT BE EXPEDITED for one of the following reasons:
• Major Facility(municipal/industrial)
• Minor Municipals with pretreatment program
• Minor Industrials subject to Fed Effluent Guidelines (lb/day limits for BOD, TSS,
etc)
• Limits based on reasonable potential analysis (metals, GW remediation organics)
• Permitted flow > 0.5 MGD (requires full Fact Sheet)
• Permits determined by Basin Coordinator to be outside expedited process
TB Version 8/18/2006 (NPDES Server/Current Versions/Expedited Fact Sheet)